18744008978

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{668617}}^1$

素因数の和:668857

約数の個数: 16

約数和(自身を含む): 28595454624

約数和(自身を除く): 9851445646

約数列:

[1, 2, 107, 131, 214, 262, 14017, 28034, 668617, 1337234, 71542019, 87588827, 143084038, 175177654, 9372004489, 18744008978]

約数ペア:

[(1, 18744008978), (2, 9372004489), (107, 175177654), (131, 143084038), (214, 87588827), (262, 71542019), (14017, 1337234), (28034, 668617)]